CVSS base score
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
What the vulnerability does
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in miloandrew Postcasa Shortcode postcasa allows DOM-Based XSS.This issue affects Postcasa Shortcode: from n/a through <= 1.0.
Explanation of Vulnerability in Simple Terms
Postcasa Shortcode versions 1.0 and earlier contain a cross-site scripting (XSS) vulnerability. An attacker with low-level site access can inject malicious scripts into shortcode content. When another user views a page containing the affected shortcode, the attacker's script runs in their browser, potentially stealing session data or performing actions on their behalf.
What an attacker can do
Inject malicious scripts that execute in other users' browsers when they view affected pages.
Potential impact on your site
Site visitors' sessions and data can be compromised if an attacker with contributor access injects malicious shortcodes.
Conditions required to exploit
Attacker needs low-level site access (e.g., contributor role) and the victim must view a page with the malicious shortcode.
Key dates
External resources
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